PQI Products

PQI offers the most comprehensive selection of ultra-efficient and harmonic mitigating transformers in the industry. This variety allows designers to match our products to the specific requirements of each application. Our Type EY e-Rated^®transformers and Type DV Distribution TransFilters™ are our most popular products and provide numerous benefits to owners interested in energy efficiency and improved power quality. Selecting transformers is sometimes more of an art than a science, and many designers choose to work with us as part of The PQI Solution™.